Meaning
A mild exclamation of annoyance, surprise, or emphasis — the Patois 'damn'. As an intensifier, 'dyam' (a stronger-sounding form) can front a word: 'a dyam lie dat!' means 'that's a downright lie!'. Milder than the strong 'claat' curses, and everyday in casual speech.
Examples
-
Damm, mi miss di bus again.
Damn, I missed the bus again.
-
A dyam foolishness dat!
That's downright foolishness!
-
Damm, dat expensive.
Damn, that's expensive.
Origin
The Patois form of 'damn'; the intensifier 'dyam' fronts a word for emphasis ('dyam lie').
How it’s used
Mild exclamation/intensifier ('dyam lie' = downright lie). Milder than the 'claat' curses. Compare 'rahtid', 'blast'.